Oversight needed for safety, efficacy of nutritional supplements, part of the $40 billion dollar per year dietary supplement industry, which covers "tens of thousands" of products. While many deliver, there is little beyond anecdotal evidence for their efficacy, experts say.

Oversight needed for safety, efficacy of nutritional supplements, part of the $40 billion dollar per year dietary supplement industry, which covers "tens of thousands" of products. While many deliver, there is little beyond anecdotal evidence for their efficacy, experts say.: https://ift.tt/39znZ1S Read more... https://ift.tt/2tmL4V0